CN205377711U - Omnirange piezoelectric power generating device - Google Patents
Omnirange piezoelectric power generating device Download PDFInfo
- Publication number
- CN205377711U CN205377711U CN201620073161.8U CN201620073161U CN205377711U CN 205377711 U CN205377711 U CN 205377711U CN 201620073161 U CN201620073161 U CN 201620073161U CN 205377711 U CN205377711 U CN 205377711U
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- piezoelectric
- piezoelectric stack
- generating device
- omnirange
- stack
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Abstract
The utility model discloses an omnirange piezoelectric power generating device, including shell, piezoelectric stack, spring and quality piece. Piezoelectric stack is fixed in the shell, and spring one end is fixed in piezoelectric stack, and the other end is fixed in the quality piece, and the quality piece is located the inside center of shell, piezoelectric stack passes through the epoxy glue bonding by multi -disc piezoceramics piece and forms. The vibration of this device arbitrary direction in can sensitive external environment, the elastic force effect of spring down, and then realize piezoelectric stack's electromechanical energy conversion, solved current multi -direction piezoelectricity vibration power generation facility can not collect vibration energy under some direction external environment encourages defect.
Description
Technical field
This utility model relates to novel energy and electronic technology field, particularly relates to a kind of omnirange piezoelectric generating device.
Background technology
In recent years; along with socioeconomic high speed development; the demand of the energy is increased severely day by day, and environmental pollution and energy shortage become a common difficulty of puzzlement countries in the world, and the ecological deterioration caused therefrom and energy crisis start to affect socio-economic development and people's daily life gradually.Under the pressure of this pressure, various countries scientific worker has started searching and the exploration of the development of new energy, such as solar energy, wind energy, wave energy etc..Vibration is as the common phenomenon in daily life, and owing to it has higher energy density, its potential energy value has caused the concern of increasing researcher.It is presently used for realizing the device of vibrating power-generation and mainly has piezoelectric type, electromagnetic type and electrostatic three kinds.Piezoelectric type vibration TRT with its simple in construction, do not generate heat, without electromagnetic interference and be prone to the plurality of advantages such as microminiaturized and become current study hotspot.Based on this, occur in that various piezoelectric type vibration TRT at present, such as cantilever beam structure, Cymbal structure, stack shape structure etc..For piezoelectric type vibration TRT, it is only dependent upon the life-span of each components and parts forming vibration generating device, clean environment firendly for electric life in theory, is a kind of typical " green " energy technology.
It should be noted that, the bearing capacity of the cantilever beam type piezoelectric generating device that report is maximum is little at present, it is easy to fracture stronger in high load or dynamic excitation and causes cisco unity malfunction, and such as Cymbal structure, although to stack the piezoelectric generating device bearing capacitys such as shape structure more much larger than cantilever beam type structure, it is contemplated that PZT piezoelectric ceramics belongs to fragile material, therefore, in the random vibration environment of nature, unexpected high load is also possible to cause that PZT piezoelectric ceramics in piezoelectric generating device is excessive and rupture due to deformation.Considering the randomness of vibrational energy resource abundant in external environment and vibration source vibration processes, the high bearing capacity and the bigger deformability that how to realize piezoelectric generating device will be one directions highly studied of piezo-electric generating technical field.
Utility model content
In order to solve above-mentioned Problems existing, this utility model provides a kind of omnirange piezoelectric generating device, this utility model device can the vibration of any direction in sensitive external environment, under the resilient force of spring, and then realize the energy converting between mechanical of piezoelectric stack, solve existing multi-direction piezoelectricity oscillating generating set and collect the defect less than vibrational energy under some direction external environment excitation, for reaching this purpose, this utility model provides a kind of omnirange piezoelectric generating device, including shell, piezoelectric stack, spring and mass, described piezoelectric stack is fixed on shell, described spring one end is fixed on piezoelectric stack, the other end is fixed on mass, described mass is positioned at enclosure center, described piezoelectric stack is consisted of epoxy glue bonding at least 2 sheet piezoelectric ceramic pieces.
Further improvement of the utility model, the quantity of described piezoelectric stack is N number of, and N >=2, and the quantity that described piezoelectric stack comprises piezoelectric ceramic piece is M, and M >=1, and this utility model piezoelectric stack can be designed as required.
Further improvement of the utility model, in described piezoelectric stack, piezoelectric ceramic piece can be connected with subsequent charge control circuit after passing through electrical series or electrical parallel, and this utility model can connect corresponding electrical part as required.
Further improvement of the utility model, in described piezoelectric stack, piezoelectric ceramic piece is circular or rectangular shape, and through-thickness polarization, and this utility model piezoelectric ceramic piece can be designed as circle or rectangle as required, and ensures through-thickness polarization.
After adopting such scheme, this utility model is by arranging shell, piezoelectric stack, spring and mass, it is possible to the vibration of any direction in sensitive extraneous natural environment, under the resilient force of spring, and then realizes the energy converting between mechanical of piezoelectric stack；Meanwhile, the quantity of the piezoelectric ceramic piece comprised in the quantity of piezoelectric stack and piezoelectric stack in piezoelectric generating device can suitably extend, thus improve the generated energy of piezoelectric generating device, enhances the practicality of device.
Accompanying drawing explanation
Fig. 1 is the structural representation of piezoelectric stack in this utility model；
Fig. 2 is structural representation of the present utility model.
Concrete parts are as follows:
1, shell；2, piezoelectric stack；
21, piezoelectric ceramic piece；22, epoxy glue；
3, spring；4, mass.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, this utility model is described in further detail:
This utility model provides a kind of omnirange piezoelectric generating device, this utility model device can the vibration of any direction in sensitive external environment, under the resilient force of spring, and then realize the energy converting between mechanical of piezoelectric stack, solve existing multi-direction piezoelectricity oscillating generating set and collect the defect less than vibrational energy under some direction external environment excitation.
In conjunction with shown in Fig. 1 and Fig. 2, this utility model provides a kind of omnirange piezoelectric generating device, including shell 1, piezoelectric stack 2, spring 3 and mass 4, introduces separately below.
Piezoelectric stack 2 is fixed on shell 1, and piezoelectric stack 2 is fixed in spring 3 one end, and the other end is fixed on mass 4, and mass 4 is positioned at shell 1 inside center；The quantity of piezoelectric stack 2 is N number of, and N >=2.Coordinating shown in Fig. 1, the piezoelectric stack 2 in the present embodiment is consisted of epoxy glue 22 bonding multi-disc piezoelectric ceramic piece 21；The quantity that piezoelectric stack 2 comprises piezoelectric ceramic piece 21 is M, and M >=1；In piezoelectric stack 2, piezoelectric ceramic piece 21 can be connected with subsequent charge control circuit after passing through electrical series or electrical parallel；In piezoelectric stack 2, piezoelectric ceramic piece 21 is circular or rectangular shape, and through-thickness polarization.
Piezoelectric generating device operationally, is placed in extraneous natural vibration environment, and is fixed by shell 1 by the present embodiment；Owing to mass 4 is to be connected to each piezoelectric stack 2 by spring 3, thus mass 4 can realize the vibration of any direction, and then piezoelectric generating device can the vibration of sensitive extraneous any direction；In environment, the dynamic excitation of any direction will cause the forced vibration of mass 4, under the resilient force of spring 3, cause that in piezoelectric stack 2, piezoelectric ceramic piece 21 produces the change of stress and strain, the direct piezoelectric effect according to piezoelectric, and then realize the energy converting between mechanical of piezoelectric stack 2.Meanwhile, the quantity of the piezoelectric ceramic piece 21 comprised in the quantity of piezoelectric stack 2 and piezoelectric stack 2 in piezoelectric generating device can suitably extend, thus improve the generated energy of piezoelectric generating device.
In sum, a kind of omnirange piezoelectric generating device that the utility model proposes, can the vibration of any direction in sensitive extraneous natural environment, under the resilient force of spring 3, and then realize the energy converting between mechanical of piezoelectric stack 2, the generated energy of piezoelectric generating device and long service life can be effectively improved by extending the quantity of the piezoelectric ceramic piece 21 comprised in the quantity of piezoelectric stack 2 in piezoelectric generating device and piezoelectric stack 2, enhance its practicality.
The above; it it is only preferred embodiment of the present utility model; it is not the restriction that this utility model is made any other form, and any amendment made according to technical spirit of the present utility model or equivalent variations, still fall within this utility model scope required for protection.
Claims (5)
1. an omnirange piezoelectric generating device, including shell (1), piezoelectric stack (2), spring (3) and mass (4), it is characterized in that: described piezoelectric stack (2) is fixed on shell (1), piezoelectric stack (2) is fixed in described spring (3) one end, the other end is fixed on mass (4), described mass (4) is positioned at shell (1) inside center, and described piezoelectric stack (2) is consisted of epoxy glue (22) bonding at least 2 sheet piezoelectric ceramic pieces (21).
2. a kind of omnirange piezoelectric generating device as claimed in claim 1, it is characterised in that: the quantity of described piezoelectric stack (2) is N number of, and N >=2.
3. a kind of omnirange piezoelectric generating device as claimed in claim 1, it is characterised in that: the quantity that described piezoelectric stack (2) comprises piezoelectric ceramic piece (21) is M, and M >=1.
4. a kind of omnirange piezoelectric generating device as claimed in claim 1, it is characterised in that: in described piezoelectric stack (2), piezoelectric ceramic piece (21) can be connected with subsequent charge control circuit after passing through electrical series or electrical parallel.
5. a kind of omnirange piezoelectric generating device as claimed in claim 1, it is characterised in that: in described piezoelectric stack (2), piezoelectric ceramic piece (21) is circular or rectangular shape, and through-thickness polarization.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073161.8U CN205377711U (en) | 2016-01-26 | 2016-01-26 | Omnirange piezoelectric power generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620073161.8U CN205377711U (en) | 2016-01-26 | 2016-01-26 | Omnirange piezoelectric power generating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205377711U true CN205377711U (en) | 2016-07-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620073161.8U Expired - Fee Related CN205377711U (en) | 2016-01-26 | 2016-01-26 | Omnirange piezoelectric power generating device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205377711U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061208A (en) * | 2017-06-14 | 2017-08-18 | 苏州赛易特环保科技有限公司 | A kind of shaking generation device |
| CN107454534A (en) * | 2017-09-14 | 2017-12-08 | 苏州迈客荣自动化技术有限公司 | A kind of double-deck piezoelectric actuator |
| CN107681920A (en) * | 2017-10-31 | 2018-02-09 | 长春工业大学 | For collecting the piezoelectricity electromagnetism composite generator of automotive muffler vibrational energy |
| CN109067244A (en) * | 2018-08-28 | 2018-12-21 | 华南理工大学 | A kind of Offshore Electric Power System and method of supplying power to |
| CN111245293A (en) * | 2020-01-19 | 2020-06-05 | 上海电力大学 | Elastic vibration type wind power generation device |
| CN111472921A (en) * | 2020-03-04 | 2020-07-31 | 温州大学 | Wave energy piezoelectric power generation buoy based on mass spring system |
| CN111641351A (en) * | 2020-05-18 | 2020-09-08 | 扬州大学 | Vortex vibration piezoelectric power generation device with broadband energy collection function |
| CN113556058A (en) * | 2021-08-03 | 2021-10-26 | 山东大学 | Multi-direction piezoelectric energy collection device |
-
2016
- 2016-01-26 CN CN201620073161.8U patent/CN205377711U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107061208A (en) * | 2017-06-14 | 2017-08-18 | 苏州赛易特环保科技有限公司 | A kind of shaking generation device |
| CN107454534A (en) * | 2017-09-14 | 2017-12-08 | 苏州迈客荣自动化技术有限公司 | A kind of double-deck piezoelectric actuator |
| CN107681920A (en) * | 2017-10-31 | 2018-02-09 | 长春工业大学 | For collecting the piezoelectricity electromagnetism composite generator of automotive muffler vibrational energy |
| CN109067244A (en) * | 2018-08-28 | 2018-12-21 | 华南理工大学 | A kind of Offshore Electric Power System and method of supplying power to |
| CN109067244B (en) * | 2018-08-28 | 2023-12-15 | 华南理工大学 | Offshore power supply system and power supply method |
| CN111245293A (en) * | 2020-01-19 | 2020-06-05 | 上海电力大学 | Elastic vibration type wind power generation device |
| CN111472921A (en) * | 2020-03-04 | 2020-07-31 | 温州大学 | Wave energy piezoelectric power generation buoy based on mass spring system |
| CN111641351A (en) * | 2020-05-18 | 2020-09-08 | 扬州大学 | Vortex vibration piezoelectric power generation device with broadband energy collection function |
| CN111641351B (en) * | 2020-05-18 | 2022-03-25 | 扬州大学 | Vortex vibration piezoelectric power generation device with broadband energy collection function |
| CN113556058A (en) * | 2021-08-03 | 2021-10-26 | 山东大学 | Multi-direction piezoelectric energy collection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20180126 |